Product Details | OPTICAL ELEMENT RETAINING RING

1240-00-507-9018 A cylindrical item having an internally flanged diameter designed to retain a lens or window in the objective end, or a diopter scale at the viewing end of an optical instrument. It may have one or more of the following characteristics: internal thread or machined for a press fit, method of securing, and/or knurled periphery. For externally threaded items, see RETAINER, OPTICAL ELEMENT. Excludes CELL, OPTICAL ELEMENT; NUT, PLAIN KNURLED; NUT, PLAIN ROUND; and RING, RETAINING.20312400038Optical Sighting and Ranging Equipment58550055Night Vision Equipment, Emitted and Reflected Radiation66500063Optical Instruments, Test Equipment, Components and Accessories

Part Alternates: 7644379, 1240-00-507-9018, 00-507-9018, 1240005079018, 5355005079018 , 005079018

Fire Control Equipment | Optical Sighting and Ranging Equipment

Supply Group (FSG) NSN Assign. NIIN
12 01 JAN 1963 00-507-9018

Cross Reference | NSN 1240-00-507-9018

Part Number Cage Code Manufacturer
5355005079018 SCY13 E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES
7644379 19200 US ARMY ARDEC RDECOM

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Technical Data | NSN 1240-00-507-9018

Characteristic Specifications
MATERIAL ALUMINUM ALLOY, WW-T-700, TEMPER T3
SURFACE TREATMENT ANODIZED
THREAD LOCATION INTERNAL
THREAD SIZE 2.625 IN.-48
SCREW THREAD SERIES DESIGNATOR UNS
THREAD CLASS 2B
THREAD LENGTH 0.250 INCHES
THREAD DIRECTION RIGHT-HAND
OVERALL LENGTH 0.406 INCHES NOMINAL
OUTSIDE DIAMETER 2.750 INCHES NOMINAL
INTERNAL FLANGE THICKNESS 0.125 INCHES NOMINAL
MOUNTING CONFIGURATION NONE 0.086 /NO. 2/-64 UNF-3B SETSCREW
MANUFACTURERS CODE 19200
DESIGN CONTROL REFERENCE 7644379

Restrictions/Controls & Freight Information | NSN 1240-00-507-9018

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 095190 HARDWARE, NOI SUB 9
Less than car load rating Q 70
Less than truck load rating Q 70.0
Water commodity Code 713 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable